<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Document</title>
</head>
<body>
    <form action="">
        <fieldset id="">
            <legend>用户登录</legend>
            <label for="username">账号：</label>
            <input type="text" name="" id="username" value=""><br>
            <label for="password">密码：</label>
            <input type="password" name="" id="password" value=""><br>
           <h1> 
                <input type="reset">
                <input type="submit">
           </h1>
        </fieldset>
    </form>
</body>
</html>